ON Semiconductor layoffs, on the record
Every job cut, severance charge and restructuring ON Semiconductor reported in its annual reports, 2023 to 2025, quoted from the filings. Headcount went from approximately 30,000 to approximately 22,600.
Headcount, as reported
| Annual report | Employees | As of |
|---|---|---|
| 10-K for 2023 | approximately 30,000 | As of December 31, 2023 |
| 10-K for 2024 | approximately 26,400 | As of December 31, 2024 |
| 10-K for 2025 | approximately 22,600 | December 31, 2025 |
Job cuts, severance and restructuring
Our summaryBusiness realignment across ASG, corporate IT and certain manufacturing locations to streamline operations and consolidate sites under the Fab Right strategy, with employees notified of termination.
Word for word“Under these business realignment efforts, approximately 1,900 employees were notified of their employment termination.” 10-K for 2023
Our summaryUnder the 2024 business realignment, about 1,200 employees were notified of termination and about 300 more were reassigned or asked to relocate, with severance, impairment and other charges recorded in 2024.
Word for word“Under this plan, approximately 1,200 employees were notified of their employment termination and around 300 additional employees were reassigned or asked to relocate to another site.” 10-K for 2024
Our summaryUnder the 2023 business realignment, about 1,900 employees were notified of termination, with severance and related charges recorded in 2023.
Word for word“Under this plan, approximately 1,900 employees were notified of their employment termination.” 10-K for 2024
Our summaryThe company announced a 2025 restructuring program to realign its manufacturing capacity, with severance costs for about 2,400 terminated employees.
Word for word“We incurred total severance costs and related benefit expenses of $67.1 million related to the termination of approximately 2,400 employees.” 10-K for 2025
Our summaryThe company announced restructuring and cost reduction initiatives in early 2025 to realign its manufacturing capacity and capabilities with expected long-term needs.
Word for word“During the first quarter of 2025, we announced restructuring and cost reduction initiatives based on an evaluation of our operating structure, business strategy, manufacturing technologies and internal capabilities to realign our internal manufacturing capacity and capabilities with anticipated long-term needs.” 10-K for 2025
Our summaryThe company recorded non-cash impairment charges on manufacturing equipment at certain facilities as part of the 2025 program.
Word for word“Additionally, we recorded non-cash impairment charges of $496.0 million during the year ended December 31, 2025 related to previous investments in manufacturing equipment at certain manufacturing facilities pursuant to held-for-sale accounting guidance.” 10-K for 2025
Our summaryThe company incurred other exit, accelerated depreciation and contract termination costs under the 2025 program.
Word for word“Other charges of $103.9 million for the year ended December 31, 2025, comprised of other exit costs, accelerated depreciation and contract termination costs, were incurred as part of the program.” 10-K for 2025
Our summaryThe company recorded excess and obsolete inventory charges tied to the 2025 program, mostly in the ISG segment.
Word for word“We also recorded $268.2 million relating to excess and obsolete inventory charges, of which $37.9 million and $230.3 million related to inventory primarily considered work in progress within the PSG and ISG reportable segments, respectively.” 10-K for 2025
Our summaryThe company reported 2024 charges that were mainly from its 2024 business realignment efforts.
Word for word“Amounts incurred during 2024 primarily represent severance and asset impairment charges associated with the 2024 business realignment efforts.” 10-K for 2025
| Fiscal year ended | Restructuring charges | Cash paid for restructuring |
|---|---|---|
| 2016-12-31 | $33.2 million | $30.9 million |
| 2017-12-31 | $9.9 million | $15.9 million |
| 2018-12-31 | $3.9 million | $5.5 million |
| 2019-12-31 | $24.9 million | $25.2 million |
| 2020-12-31 | $51.6 million | $45.6 million |
| 2021-12-31 | $67.5 million | $62.9 million |
| 2022-12-31 | $11.2 million | $17.6 million |
ON Semiconductor filed 4 restructuring notices (Form 8-K, Item 2.05) since 2016. This page shows what the company reported to the SEC, not news reports or state layoff notices.
Read from ON Semiconductor’s annual reports (10-K for 2025, 10-K for 2024, 10-K for 2023) and the financial data it files with the SEC, as of 2026-02-09. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.